What is the current water temperature in Fukuoka?

Q: What is the current water temperature in Fukuoka?

As of now, in Fukuoka, the water temperature is 18.15°C. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it.

Japan > Fukuoka

Water temperature in Fukuoka

Detailed information about the current water temperature in Fukuoka. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.

64.7

°F

December 5, 10:16

Trend:

decreasing

Yesterday:

64.8°F

Tomorrow:

64.6°F

Sunrise:

07:07

Sunset:

17:10

Day Length:

10 h. 3 min.

Fukuoka in December

Minimum:

56.3°F

Average:

58.5°F

Maximum:

60.3°F

Sea water temperature in Fukuoka today

As of now, in Fukuoka, the water temperature is 64.7°F. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it. Today's reading is 0.4°F higher than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to stay about the same.

Recent sea temperature and forecast

Today's water temperature is considerably lower than the average registered over the last two weeks, indicating a slight cooling trend. It also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 66.0°F on 2016, while the historical minimum was 62.7°F on 2021.

latest data

last year

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the maximum recorded over the past years. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 63.8°F, the minimum temperature may reach 63.3°F, and the maximum might stay at 64.6°F.

Daily water temperature in Fukuoka

Date	Current Year actual* / forecast**	last year	10 years average
Nov 21	67.0°F	67.7°F	66.5°F
Nov 22	66.8°F	67.7°F	66.3°F
Nov 23	66.7°F	67.6°F	66.3°F
Nov 24	67.4°F	67.5°F	66.2°F
Nov 25	67.1°F	66.7°F	66.0°F
Nov 26	67.0°F	66.5°F	65.7°F
Nov 27	66.5°F	66.5°F	65.4°F
Nov 28	66.5°F	66.5°F	65.5°F
Nov 29	66.1°F	66.3°F	65.1°F
Nov 30	65.7°F	66.1°F	65.0°F
Dec 1	64.9°F	65.9°F	64.9°F
Dec 2	64.9°F	65.5°F	64.8°F
Dec 3	64.8°F	64.5°F	64.5°F
Dec 4	64.8°F	64.3°F	64.4°F
Dec 5	64.7°F	64.1°F	64.3°F
Dec 6	64.6°F	64.1°F	64.1°F
Dec 7	64.3°F	63.9°F	63.8°F
Dec 8	64.0°F	63.9°F	63.6°F
Dec 9	63.9°F	64.0°F	63.5°F
Dec 10	63.6°F	63.9°F	63.2°F
Dec 11	63.3°F	62.7°F	62.9°F
Dec 12	63.3°F	62.9°F	62.9°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in Fukuoka by month

In Fukuoka, the months July through September offer comfortable swimming conditions, which amounts to 110 swimming days.

The warmest water in Fukuoka was recorded on August 4, 2024, reaching a 88.2°F. While the coldest temperature occurred on March 10, 2025, dipping to 51.7°F. The average readings by season are 58.5°F in Winter, 60.1°F in Spring, 77.5°F in Summer, and 73.3°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Kitakyushu	62.9°F	30mi
Shimonoseki	63.6°F	39mi
Kumamoto	63.2°F	57mi
Nagasaki	67.2°F	66mi

* current water temperature in this city

** straight line distance from Fukuoka